%0 Journal Article %A G. A. Kalyabin %T A~generalized trace method in the interpolation theory of Banach spaces %J Sbornik. Mathematics %D 1978 %P 645-653 %V 34 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/item/SM_1978_34_5_a4/ %G en %F SM_1978_34_5_a4